Merge 73303 from ^/trunk

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r73303 | jhunold | 2011-07-22 21:14:22 +0200 (Fr, 22 Jul 2011) | 1 line

special case for clang stdlib detection
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[SVN r73353]

libs/tr1

@@ -1 +1 @@
-Subproject commit 65d6f39c807ee1e76e479388150c250458b48b24
+Subproject commit a670a5a74ce98d7c3c7d5d4a8d2c49913c7a9fd4